From: Andrew Cagney <cagney@redhat.com>
Date: Wed, 10 Dec 1997 06:30:04 +0000 (+0000)
Subject: * dwarf2read.c (dwarf2_build_psymtabs_hard): Check cu_header.length is
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=760410e55a930d20c5800b09f5c468a7a8f5279d;p=binutils-gdb.git

* dwarf2read.c (dwarf2_build_psymtabs_hard): Check cu_header.length is
within dwarf_info_buffer not dwarf_abbrev_buffer.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 066b65195ad..fcc36238b1d 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,9 @@
+Wed Dec 10 15:54:00 1997  Andrew Cagney  <cagney@b1.cygnus.com>
+
+	* dwarf2read.c (dwarf2_build_psymtabs_hard): Check
+ 	cu_header.length is within dwarf_info_buffer not
+ 	dwarf_abbrev_buffer.
+
 Mon Dec  8 15:51:45 1997  Keith Seitz  <keiths@onions.cygnus.com>
 
 	* gdbtk.c (gdb_get_tracepoint_info): use info in struct 
diff --git a/gdb/dwarf2read.c b/gdb/dwarf2read.c
index e12953d60e6..614ba9234a5 100644
--- a/gdb/dwarf2read.c
+++ b/gdb/dwarf2read.c
@@ -937,9 +937,10 @@ dwarf2_build_psymtabs_hard (objfile, section_offsets, mainline)
 	  error ("Dwarf Error: bad offset in compilation unit header.");
 	  return;
 	}
-      if (cu_header.length > dwarf_abbrev_size - cu_header.abbrev_offset)
+      if (beg_of_comp_unit + cu_header.length + 4
+	  >= dwarf_info_buffer + dwarf_info_size)
 	{
-	  error ("Dwarf Error:  bad length in compilation unit header.");
+	  error ("Dwarf Error: bad length in compilation unit header.");
 	  return;
 	}